Filled with history, this cemetery is maintained each summer by a few hungry goats.

The remains of a 19th century spring, and the site of an infamous unsolved murder.

A bronze plaque at an intersection in Hoboken marks the place where the game of baseball first took shape.

The boulder on which Alexander Hamilton laid his head after a deadly duel can still be visited on the New Jersey coast.

A playground inspired by differential calculus dangles from the ceiling of the Liberty Science Center.

Hidden in plain sight on the Hudson River is an abandoned train station where nature has taken over.

Once considered a marvel of engineering, this 107-mile canal played an integral role in building New York City.

This evocative New Jersey statue memoralizes the Polish victims of a Soviet massacre.

Not to be confused with the iconic New York City skyscraper, this Chicago building is a vibrant hub for artists.

The only public swimming pool in Baltimore open to Black Americans during segregation is now a permanent memorial art exhibit.

This bug-eyed water wheel uses the power of the Sun to clean up Baltimore Harbor.

This outdoor gallery of sculptures along the East River was once a landfill.

A crumbling stone stable and carriage house are all that remain of a manse that was once filled with Egyptian artifacts.

A 60-room castle constructed by a horse-racing heir.

A railroad magnate's replica village has become home to a genetic seed bank for rare breeds of livestock.

This Rhode Island mansion was a stand-in for the exteriors of Collinwood in the original "Dark Shadows" series.

A single light illuminates one man's overshadowed contributions to street lamp history.

Three and a half miles of cliffs, rocky beaches, Gilded Age mansions and 40 Steps to nowhere in particular.

The home of the artist credited with introducing the tomato to the American diet.

The second oldest Jewish graveyard in the U.S. is tiny, with connections to George Washington and Henry Wadsworth Longfellow.

Oldest synagogue in the United States.

Mysterious stone tower featured in many alternative histories of the New World.

The oldest still-operating tavern in the United States was once owned by a pirate.

You can spend the night as an honorary lighthouse keeper in this quaint, historic beacon.